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TABLE 3 <br /> GROUNDWATER ANALYTICAL SUMMARY <br /> ARCO Service Station No 6100 <br /> 25775 Patterson Pass Road <br /> Tracy,California <br /> Ethyl- Total 1,2- Nitrate <br /> Sample Date TPHG Benzene Toluene benzene Xylenes MTBE TBA TAME DIPS ETBE Ethanol DCA EDB as NO3 QA/QC <br /> ID Collected ( /L) ( ) ( ) ( ) ( ) ( ) ( ) ( } ( ) ( ) ( /L) ( ) ( ) (m ) Review <br /> MW-1 02/08/01 171,000 26,900 32,800 4,330 18,300 106 245 <2 00 <2 00 <2 00 NA NA NA NA <br /> MW-2 11/06/01 100 47 <0 50 <0 50 <0 50 <1 0 <100 <1 0 <1 0 <1 0 NA NA NA NA <br /> 03/26/02 <50 <0 50 <0 50 <0 50 <0 50 <0 50 <5 0 <0 50 <0 50 <0 50 NA NA NA NA <br /> 06/21/02 590[2] 13 051 <0 50 054 <0 50 <5 0 <0 50 <0 50 <0 50 NA NA NA NA <br /> 09/18/02 <50 <0 50 <0 50 <0 50 <0 50 <0 50 66 <0 50 <0 50 <0 50 NA NA NA NA <br /> 12/23/02 340 72 <0 50 <0 50 <0 50 <0 50 <5 0 <0 50 <0 50 <0 50 NA NA NA NA <br /> 03/24/03 <50 <0 50 <0 50 <0 50 <0 50 <0 50 <20 <0 50 <0 50 <0 50 <100 NA NA NA <br /> 06/17/03 170[4] <0 50 <0 50 <0 50 14 <0 50 <20 <1 0 <1 0 <1 0 <100 NA NA NA 7 <br /> 09/19/03 83 <1 0 <1 0 <1 0 <1 0 <1 0 <40 <2 0 <2 0 <2 0 <200 <1 0 <1 0 NA A <br /> 12/23/03 <50 <0 50 <0 50 <0 50 <0 50 <0 50 <20 <1 0 <1 0 <1 0 <100 <0 50 <0 50 NA A <br /> MW-6 06/17/03 61,000 7,200 8,800 270 17,000 110 <4,000[1] <200[1] <200[11 <200[l] <20,000[l] NA NA NA d <br /> VW-2 02/08/01 28,700 6,680 524 112 1,890 395 218 <2 00 <2 00 <2 00 NA NA NA <1 0 <br /> 03/26/02 33,000 9,700 670 1,000 3,500 350 <50[l] <5 0[1] <5 0[11 <5 OF I] NA NA NA NA <br /> VW-3 02/08/01 33,800 2,540 2,820 194 5,550 1,000 387 570 <2 00 <2 00 NA NA NA <1 0 <br /> 03/26/02 43,000 6,000 4,700 930 8,800 490 <100[l] <10[1] <10[l] <]0[]] NA NA NA NA <br /> VW4 02/08/01 605,000 33,900 27,500 3,070 24,200 1,890 <20,000 <200 <200 <200 NA NA NA <10 <br /> 09/18/02 160,000 21,000 24,000 2,900 26,000 1,200 <2,500 <250 <250 <250 NA NA NA NA <br /> Fa e 1 of 3 5TKATU5 <br /> Arco_6100_Quarter1y_Data g <br />